P

Inventor

FUKUOKA KENICHI

JP66 patents
⚠️ This page may combine multiple inventors who share the name “FUKUOKA KENICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IDEMITSU KOSAN CO

28 patents
US5962962AOct 5, 1999

Method of encapsulating organic electroluminescence device and organic electroluminescence device

IDEMITSU KOSAN CO429 citations99
US8025815B2Sep 27, 2011

Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same

IDEMITSU KOSAN CO46 citations98
US7651786B2Jan 26, 2010

Organic electroluminescence device and organic light emitting medium

IDEMITSU KOSAN CO47 citations98
US6713192B2Mar 30, 2004

Organic electroluminescence device and organic light emitting medium

IDEMITSU KOSAN CO96 citations98
US6534199B1Mar 18, 2003

Organic electroluminescence device and organic light emitting medium

IDEMITSU KOSAN CO130 citations98
US6525467B1Feb 25, 2003

Organic electroluminescence display device and method of producing the same

IDEMITSU KOSAN CO84 citations98
US6509109B1Jan 21, 2003

Organic electroluminescent device

IDEMITSU KOSAN CO125 citations98
US6866947B1Mar 15, 2005

Organic electroluminescence device emitting white light

IDEMITSU KOSAN CO67 citations97
US6803120B2Oct 12, 2004

Organic electroluminescence device emitting white light

IDEMITSU KOSAN CO92 citations97
US8034256B2Oct 11, 2011

Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same

IDEMITSU KOSAN CO35 citations96
US8021574B2Sep 20, 2011

Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same

IDEMITSU KOSAN CO38 citations96
US7732063B2Jun 8, 2010

Organic electroluminescence device and organic light emitting medium

IDEMITSU KOSAN CO36 citations96
US6844210B2Jan 18, 2005

Organic electroluminescence device and method of manufacturing same

IDEMITSU KOSAN CO46 citations96
US6469438B2Oct 22, 2002

Organic electroluminescence device with prescribed optical path length

IDEMITSU KOSAN CO64 citations96
US8029697B2Oct 4, 2011

Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same

IDEMITSU KOSAN CO32 citations93
US7927716B2Apr 19, 2011

Organic electroluminescence device and organic light emitting medium

IDEMITSU KOSAN CO20 citations93
US7663304B2Feb 16, 2010

Organic electroluminescence element

IDEMITSU KOSAN CO19 citations93
US8367222B2Feb 5, 2013

Organic electroluminescent device

IDEMITSU KOSAN CO23 citations92
US6929871B2Aug 16, 2005

Organic electric-field light-emitting element

IDEMITSU KOSAN CO27 citations92
US9960358B2May 1, 2018

Organic electroluminescence device and organic light emitting medium

IDEMITSU KOSAN CO3 citations84
US9728727B2Aug 8, 2017

Organic electroluminescence device and organic light emitting medium

IDEMITSU KOSAN CO4 citations84
US9343682B2May 17, 2016

Organic electroluminescence device and organic light emitting medium

IDEMITSU KOSAN CO3 citations84
US8723171B2May 13, 2014

Organic electroluminescence device

IDEMITSU KOSAN CO11 citations84
US7879465B2Feb 1, 2011

Organic electric-field light-emitting element

IDEMITSU KOSAN CO8 citations84
US7777413B2Aug 17, 2010

Organic electroluminescent device having an optical resonator

IDEMITSU KOSAN CO10 citations84
US7745016B2Jun 29, 2010

White organic electroluminescence device

IDEMITSU KOSAN CO15 citations84
US7709102B2May 4, 2010

Organic electroluminescence device

IDEMITSU KOSAN CO8 citations84
US7233104B2Jun 19, 2007

Color emission device

IDEMITSU KOSAN CO12 citations84

NISHIMURA KAZUKI

14 patents

MATSUURA MASAHIDE

2 patents

IWAKUMA TOSHIHIRO

2 patents

KAWAMURA MASAHIRO

1 patent

ENDO JUN

1 patent

TOYODA MACHINE WORKS LTD

1 patent

YAMAMICHI KEIKO

1 patent

Showing the top 50 of 66 patents by PatentIndex Score.